CA1313410C - Image interpolator for an image display system - Google Patents

Image interpolator for an image display system

Info

Publication number
CA1313410C
CA1313410C CA000603335A CA603335A CA1313410C CA 1313410 C CA1313410 C CA 1313410C CA 000603335 A CA000603335 A CA 000603335A CA 603335 A CA603335 A CA 603335A CA 1313410 C CA1313410 C CA 1313410C
Authority
CA
Canada
Prior art keywords
interpolation
image
coefficient
interpolating
dimension
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CA000603335A
Other languages
English (en)
French (fr)
Inventor
Jorge Gonzalez-Lopez
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
International Business Machines Corp
Original Assignee
International Business Machines Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by International Business Machines Corp filed Critical International Business Machines Corp
Application granted granted Critical
Publication of CA1313410C publication Critical patent/CA1313410C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T3/00—Geometric image transformations in the plane of the image
    • G06T3/40—Scaling of whole images or parts thereof, e.g. expanding or contracting
    • G06T3/4007—Scaling of whole images or parts thereof, e.g. expanding or contracting based on interpolation, e.g. bilinear interpolation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/387—Composing, repositioning or otherwise geometrically modifying originals
    • H04N1/393—Enlarging or reducing
    • H04N1/3935—Enlarging or reducing with modification of image resolution, i.e. determining the values of picture elements at new relative positions

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Image Processing (AREA)
  • Editing Of Facsimile Originals (AREA)
  • Controls And Circuits For Display Device (AREA)
CA000603335A 1988-10-31 1989-06-20 Image interpolator for an image display system Expired - Fee Related CA1313410C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/264,922 US4988984A (en) 1988-10-31 1988-10-31 Image interpolator for an image display system
US07/264,922 1988-10-31

Publications (1)

Publication Number Publication Date
CA1313410C true CA1313410C (en) 1993-02-02

Family

ID=23008197

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000603335A Expired - Fee Related CA1313410C (en) 1988-10-31 1989-06-20 Image interpolator for an image display system

Country Status (4)

Country Link
US (1) US4988984A (de)
EP (1) EP0367418A3 (de)
JP (1) JP2612939B2 (de)
CA (1) CA1313410C (de)

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US5847714A (en) * 1996-05-31 1998-12-08 Hewlett Packard Company Interpolation method and apparatus for fast image magnification
JP3865165B2 (ja) * 1996-10-30 2007-01-10 株式会社沖データ 画像データの拡大／縮小方法
KR100247963B1 (ko) * 1997-06-26 2000-03-15 윤종용 영상 포맷 변환장치
FI973041L (fi) 1997-07-18 1999-01-19 Nokia Mobile Phones Ltd Laite ja menetelmä kuvan näyttämiseksi
KR100435257B1 (ko) * 1997-08-07 2004-07-16 삼성전자주식회사 영상신호 처리 시스템에서의 이미지 포맷 변환장치 및 방법
US6510254B1 (en) 1998-04-06 2003-01-21 Seiko Epson Corporation Apparatus and method for image data interpolation and medium on which image data interpolation program is recorded
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US6320593B1 (en) * 1999-04-20 2001-11-20 Agilent Technologies, Inc. Method of fast bi-cubic interpolation of image information
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US6718074B1 (en) 2000-06-02 2004-04-06 Cognex Corporation Method and apparatus for inspection for under-resolved features in digital images
CA2310945C (en) 2000-06-05 2009-02-03 Corel Corporation System and method for magnifying and editing images
JP4231620B2 (ja) 2000-10-11 2009-03-04 メディア・テック・ユーエスエイ・インコーポレーテッド 画像処理方法および装置
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JP4794160B2 (ja) * 2004-03-31 2011-10-19 日東電工株式会社 表面形状測定装置および表面形状測定方法
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US7551806B2 (en) * 2005-07-28 2009-06-23 Etron Technology, Inc. Two stage interpolation apparatus and method for up-scaling an image on display device
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US20070146392A1 (en) * 2005-12-28 2007-06-28 Xcpt, Inc. System and method for magnifying and editing objects
US7738712B2 (en) * 2006-01-04 2010-06-15 Aten International Co., Ltd. Mixing 2-D gradient-difference and interpolation/decimation method and device for scaling a digital image
US7660486B2 (en) * 2006-07-10 2010-02-09 Aten International Co., Ltd. Method and apparatus of removing opaque area as rescaling an image
US8773469B2 (en) * 2008-04-09 2014-07-08 Imagine Communications Corp. Video multiviewer system with serial digital interface and related methods
US8107724B2 (en) * 2008-08-02 2012-01-31 Vantrix Corporation Method and system for predictive scaling of colour mapped images
US20120223881A1 (en) * 2009-11-11 2012-09-06 Sharp Kabushiki Kaisha Display device, display control circuit, and display control method
CN101894362B (zh) * 2010-07-05 2012-02-01 昆山龙腾光电有限公司 一种图像放大装置及方法
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Also Published As

Publication number Publication date
US4988984A (en) 1991-01-29
EP0367418A3 (de) 1992-03-11
JPH02129766A (ja) 1990-05-17
EP0367418A2 (de) 1990-05-09
JP2612939B2 (ja) 1997-05-21

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